Chemical reaction
What is the two parts of a chemical equation ?
reactant , product
What reaction is A + B = AB ?
synthesis
What is Combustion ?
A substance reacts with oxygen.
Which number is a subscript NiCl2(aq) + 5NaOH
2
How many types of reactions are there ?
5
What reaction is this AB+CD = AD + CB
Double displacement
What is synthesis ?
Two or more elements or compounds combine to make a more complex substance .
what number is the coefficient NiCl2(aq) + 8NaOH
8
What is the first step to making a chemical equation ?
Writing the elements without the coefficients
What reaction is occurring A + BC = AC + B
Single displacement
What is Decomposition ?
A single compound reacts to form two or more simpler substances.
What is the second step of balancing an equation ?
Count the atoms in reactants and products.
At the end of the chemical equation it need to be what ?
A balanced equation
What reaction is occurring AB = A+B
Decomposition
What is a single replacement ?
A single element replaces a similar element in a compound.
What is Molar mass
The mass in grams of one mole of a substance
The law of conservation says that state of matter cannot be ?
states that matter cannot be created or destroyed
What reaction is occurring Fuel + O2 = CO2 + H2O ?
Combustion
What is a Double replacement ?
The two cations in two ionic compounds trade places
what is molar mass formula
6.02 × 1023 particles of that substance.